12546-5711 SHT 47 BC
12h 54m 36.89s -57° 10' 07.2" P.A. 241.00 sep 4.7 mag 5.80,16.60 Sp B5Vne dist. 124.84 pc (407.23 l.y.)
Coord 2000
12546-5711
Discov num
SHT 47
Comp
BC
Coord arcsec 2000
12 54 36.89 -57 10 07.2
Date first
2000
Date last
2000
Obs
1
Pa first
241
Pa last
240.6
P.A. Now (θ)
240.6°
Sep first
4.7
Sep last
4.679
Sep. Now (ρ)
4.679"
Mag pri
5.80
Mag sec
16.60
delta mag (ΔM)
10.8
Spectral class
B5Vne (blue-white)
Pri motion ra
-028
Sec motion ra
Pri motion dec
-015
Sec motion dec
Notes
N
K
(See Notes, K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
12546-5711 SYSTEM COMPONENTS
Show
name
SAO
coord
wds_name
last
obs
pa
sep
mag1
mag2
d_mag
orb
current
Show
Mu1 Cru
240366
12 54 36 -57 10 40
DUN 126 AB
2020
39
17
34.5
3.94
4.95
1.01
Show
240367
12 54 37 -57 10 07
SHT 47 BC
2000
1
241
4.7
5.80
16.60
10.80
<===
Show
240367
12 54 37 -57 10 07
SHT 47 BD
2000
1
333
5.0
5.80
16.30
10.50
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation
Crux
SAO
240367
HIP
63005
Tycho2
8656-03487-1
Gaia DR2
6060547331128876928
HD
112091
HR
4899
GC
17513
DM
CP-56 5487
Bayer
Mu 2 Crucis
Bayer name
Mu2 Cru
Distance
124.84
Distance ly
407.23
Bayer greek
μ2 Cru
WDS 12546-5711 SHT 47 BC : NOTES
discov_num
notes
refcode
DUN 126
A: mu 1 Cru
B: mu 2 Cru. B is variable, spectrum B5Vne.
Statistically the same parallax within the errors would indicate the
components are physical.
REFERENCES
refcode
metd
author
reference
Dun1829
Ma -
Dunlop, J.
1829MmRAS...3..257D
Dun1829
MemRAS 3, 257, 1829
Dun1829
some measures corrected in LRR2022
Sht1998
-
Shatsky, N.I.
1998SvAL...24..257S
Sht1998
SvAL 24, 257, 1998
Sht1999
C -
Shatsky, N.I., Sinachopoulos, D., Prado, P. & van Dessel, E.
1999A&AS..139...69S
Sht1999
A&AS 139, 69, 1999
Sht2002
A -
Shatsky, N.I. & Tokovinin, A.
2002A&A...382...92S
Sht2002
A&A 382, 92, 2002
Sht2014
-
Denisenko, D., Lipunov, V., Balanutsa, P. & Shatsky, N.
2014ATel.5788....1D
Sht2014
Astronomer's Telegram #5788 (http://www.astronomerstelegram.org/?read=5788)
WDS HISTORIC DATA
coord_2000
discov_num
comp
epoch
obs
pa
sep
mag_pri
mag_sec
spectr
notes
coord_arcsec_2000
12546-5711
SHT 47
BC
2000
1
241
4.7
4.95
B5Vne
125436.89-571007.2
If you need more information about this double, apply for a
data request form to the WDS.
WDS 12546-5711 SHT 47 BC : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 12546-5711 SHT 47 BC : MEASURES
No records found.
WDS 12546-5711 : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
WDS 12546-5711 : ALADIN DSS IMAGE @ 12h 54m 36.89s -57° 10' 07.2"
DSS color
DSS blue
2MASS
AllWISE
GALEX
SDSS9
XMM
PanSTARRS
WDS 12546-5711 SHT 47 BC : NEIGHBORHOODS
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show
name
coord_2000
discov#
comp
pa
sep
dist(')
Show
12546-5711
SHT 47
BC
241
4.7
Show
12546-5711
SHT 47
BD
333
5.0
Show
12546-5711
DUN 126
AB
17
34.5
1
Show
12563-5729
FIN 62
85
2.1
23
Show
12560-5650
HDO 221
316
29.6
23
Show
12553-5643
TDS8587
228
1.9
28
Show
12537-5739
FIN 66
270
1.7
31
Show
12547-5753
TDS8583
208
0.5
43
Show
13000-5708
TDS8633
36
0.5
44
Show
12492-5705
TOB 125
274
21.5
45
Show
12509-5743
TOK 385
106
0.1
45
Show
12517-5751
TDS8565
75
2.3
48
Show
12489-5701
DAM2485
327
1.8
48
Show
12543-5758
TDS8576
61
0.8
49
Show
12572-5625
TDS8611
108
0.8
50
Show
12492-5736
TDS 678
303
1.4
51
Show
12597-5742
TDS8632
25
1.1
53
Show
12560-5618
TDS8596
154
1.7
54
Show
12480-5713
RST2816
130
2.8
54
Show
12480-5702
TDS8527
171
4.1
55
Show
12512-5757
TDS8560
301
0.4
55
Show
13010-5730
RSS 298
327
26.1
56
Show
12575-5620
TOB 130
AB
60
23.6
56
Show
12575-5620
TOB 130
AC
25
45.0
56
Show
12475-5726
COO 141
141
3.9
60
Show
13012-5639
HDS1827
270
0.4
63
Show
12479-5743
BRT2810
8
3.2
63
Show
12470-5654
BRT2809
353
12.2
64
Show
12497-5802
TDS8541
Aa,Ab
213
0.5
66
Show
12497-5802
TOB 126
AB
356
22.2
66
Show
12493-5803
TDS8539
209
2.2
68
Show
13019-5635
TDS8652
345
0.8
70
Show
12481-5626
JSP 558
65
0.6
70
Show
13032-5701
TDS8667
234
2.1
71
Show
13010-5621
TDS8643
316
1.4
72
Show
12498-5812
TDS8542
326
0.5
73
Show
12541-5558
RST2822
98
0.4
73
Show
12583-5819
JSP 567
229
3.3
75
Show
12544-5826
EVS 21
AB
20
12.1
76
Show
12544-5826
EVS 21
AC
70
13.9
76
Show
12456-5653
TOB 120
294
26.0
76
Show
12472-5757
TDS8521
211
0.4
76
Show
12452-5721
SHY 65
AB
56
999.9
77
Show
12452-5721
KPP3019
AC
106
21.8
77
Show
12550-5552
WIS 209
105
829.8
79
Show
12464-5629
HJ 4548
AB
166
51.1
79
Show
12464-5629
SHT 46
AC
151
4.1
79
Show
12464-5629
SHT 46
AD
41
7.4
79
Show
12464-5629
SHT 46
AE
223
8.6
79
Show
12575-5555
SUB 11
15
10.3
80
Show
12593-5820
TDS8629
256
1.0
80
WDS 12546-5711 : COMPONENTS
A
B
C
B
pa=16.8°
sep=34.67"
C
pa=14.1°
sep=31.87"
pa=223.9°
sep=3.19"
D
pa=13.1°
sep=38.68"
pa=344.4°
sep=4.64"
pa=8.1°
sep=6.84"
12546-5711 A
Name
Mu1 Cru
Coord arcsec 2000
125435.66-571040.4
Mag
3.94
Spectral class
B2IV (blue-white)
PmRA
-31.00
PmDE
-13.0
SAO
240366
HIP
63003
Tycho2
8656-03488-1
HD
112092
HR
4898
GC
17512
CP
CP-56 5487
Bayer
Mu 1 Crucis
Bayer name
Mu1 Cru
Tycho2
8656-03488-1
Pflag
RAmdeg
193.64843978
DEmdeg
-57.17791894
PmRA
-29.1
PmDE
-12.0
E RAmdeg
3
E DEmdeg
3
E pmRA
1.2
E pmDE
1.2
EpRAm
1991.69
EpDEm
1991.65
Num
13
Q RAmdeg
1.3
Q DEmdeg
1.0
Q pmRA
1.2
Q pmDE
0.9
BTmag
3.744
E BTmag
0.014
VTmag
3.938
E VTmag
0.009
Prox
348
TYC
T
HIP
63003
CCDM
RAdeg
193.64856222
DEdeg
-57.17789139
EpRA 1990
1.80
EpDE 1990
1.76
E RAdeg
3.2
E DEdeg
3.3
Posflg
Corr
-0.1
SAO
240366
DelFlag
RA1950
PmRA1950
-0.0036
DE1950
PmDE1950
-0.01
Vmag
4.3
SpType
B3
Double code
Source
70
CatNum
17512
DM
CP-56 5487
DMcomp
A
BDsup
HD
112092
M HD
0
GC
17512
RA1950rad
3.36691423
DE1950rad
-0.99320869
PmRA2000
-0.004
PmDE2000
-0.006
Catalog
H
HIP
63003
Proxy
RAhms
12 54 35.66
DEdms
-57 10 40.4
Vmag
4.03
VarFlag
R Vmag
G
RAdeg
193.649
DEdeg
-57.1779
AstroRef
Plx
8.64
CCDM
12546-5711
N CCDM
I
Nsys
2
Ncomp
1
MultFlag
Source
Qual
M HIP
Theta
Rho
HD
112092
BD
CD
CP
CP-56 5487
Dm number
-56 5487
VIred
-0.26
SpType
B2IV-V
R SpType
Coord arcsec 2000
125435.66-571040.4
HIP
63003
Sn
5
So
0
Nc
1
RArad
3.3798051948
DErad
-0.9979424596
Plx
7.87
PmRA
-30.69
PmDE
-13.08
E RArad
0.1
E DErad
0.1
E Plx
0.17
E pmRA
0.13
E pmDE
0.11
Hpmag
3.9538
E Hpmag
0.0005
SHp
0.006
VA
0
BV
-0.18
E BV
0.009
VI
-0.26
Ccdm
12546-5711
RComp
Comp
A
Note1
Note2
Discov num
DRAs
-0.33
DDEs
20.2
R dRAs
10
Year
Theta
Rho
Obs
2
Vmag
4.3
Sp
B3
PmNote
*
PmRA
-28
PmDE
-5
Dm number
-56 5487
Cat1
CPD
Name2
240366
Cat2
SAO
HD
112092
M HD
ADS BDS
M ADS BDS
N IDS
IDS
12487S5638A
HIC
63003
12546-5711 B
Coord arcsec 2000
125436.89-571007.2
Coord calc
125436.89-571007.2
Mag
5.8
Spectral class
B5Vne (blue-white)
PmRA
-28.00
PmDE
-15.0
SAO
240367
HIP
63005
Tycho2
8656-03487-1
HD
112091
HR
4899
GC
17513
Bayer
Mu 2 Crucis
Bayer name
Mu2 Cru
Calc delta mag
1.86
Tycho2
8656-03487-1
Pflag
RAmdeg
193.65372053
DEmdeg
-57.16868306
PmRA
-27.9
PmDE
-15.0
E RAmdeg
3
E DEmdeg
3
E pmRA
1.3
E pmDE
1.3
EpRAm
1991.70
EpDEm
1991.67
Num
12
Q RAmdeg
1.7
Q DEmdeg
1.0
Q pmRA
1.8
Q pmDE
1.1
BTmag
4.836
E BTmag
0.014
VTmag
4.951
E VTmag
0.009
Prox
348
TYC
T
HIP
63005
CCDM
RAdeg
193.65383778
DEdeg
-57.16864889
EpRA 1990
1.79
EpDE 1990
1.76
E RAdeg
3.2
E DEdeg
3.3
Posflg
D
Corr
-0.1
SAO
240367
DelFlag
RA1950
PmRA1950
-0.0039
DE1950
PmDE1950
-0.005
Vmag
5.5
SpType
B3p
Double code
Source
70
CatNum
17513
DM
CP-56 5487
DMcomp
B
BDsup
HD
112091
M HD
0
GC
17513
RA1950rad
3.36700305
DE1950rad
-0.99304314
PmRA2000
-0.0043
PmDE2000
-0.001
Catalog
H
HIP
63005
Proxy
RAhms
12 54 36.92
DEdms
-57 10 07.1
Vmag
5.08
VarFlag
R Vmag
G
RAdeg
193.654
DEdeg
-57.1686
AstroRef
Plx
9.03
CCDM
12546-5711
N CCDM
I
Nsys
2
Ncomp
1
MultFlag
Source
Qual
M HIP
Theta
Rho
HD
112091
BD
CD
CP
Dm number
VIred
0.12
SpType
B5Vne
R SpType
Coord arcsec 2000
125436.92-571007.1
HIP
63005
Sn
5
So
0
Nc
1
RArad
3.379897092
DErad
-0.9977810656
Plx
8.01
PmRA
-32.49
PmDE
-10.92
E RArad
0.18
E DErad
0.17
E Plx
0.29
E pmRA
0.23
E pmDE
0.19
Hpmag
5.11
E Hpmag
0.001
SHp
0.008
VA
0
BV
-0.089
E BV
0.02
VI
-0.07
Ccdm
12546-5711
RComp
Comp
B
Note1
Note2
Discov num
DUN 126
DRAs
0.90
DDEs
53.4
R dRAs
91
Year
1826
Theta
017
Rho
34.9
Obs
9
Vmag
5.3
Sp
B3
PmNote
*
PmRA
-32
PmDE
-13
Dm number
Cat1
Name2
240367
Cat2
SAO
HD
112091
M HD
ADS BDS
M ADS BDS
N IDS
IDS
12487S5638B
HIC
63005
12546-5711 C
Coord arcsec 2000
125436.62-571009.5
Mag
16.6
Calc delta mag
12.66
Calc coord
yes
12546-5711 D
Coord arcsec 2000
125436.74-571002.7
Mag
16.3
Calc delta mag
12.36
Calc coord
yes